Non-slip mat



FIG. 1 is a front elevational view of a non-slip mat showing my new design;

FIG. 2 is an enlarged view of portion 2 shown in FIG. 1;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is an enlarged view of portion 6 shown in FIG. 5;

FIG. 7 is a top plan view thereof;

FIG. 8 is an enlarged view of portion 8 shown in FIG. 7;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a perspective view thereof; and,

FIG. 11 is an enlarged view of portion 11 shown in FIG. 10. 

CLAIM The ornamental design for a non-slip mat, as shown. 